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Short, plain explanations of how prepaid plans work — the arithmetic operators leave out, and what actually matters when you compare two recharges.
Airtel 84-day plans by cost per day, and what ₹80 more than ₹899 buys
Every Airtel 84-day plan by cost per day, from Airtel's listing on 20 October 2026. What ₹979 adds over ₹899, and whether a 28-day plan is ever cheaper.
Jio 84-day plans by cost per day, and what the ₹889 adds
Every Jio 84-day plan by cost per day, from Jio's listing on 5 October 2026. What ₹889 adds over ₹799, and whether a 56- or 70-day plan is cheaper.
Vi data packs sorted by cost per GB (October 2026)
Every Vi data pack listed on 4 October 2026, with the price per GB worked out. Pack size, more than validity, sets the per-GB rate.
Vi recharge plans by validity: which costs least per day
Vi recharge plans from 15 days to a year, with what each costs per day and the data it carries. Prices from Vi's listing on 4 October 2026.
Cheapest recharge to keep a second SIM active
For a number you only use for OTPs, data is worthless. Here's the one number that decides the cheapest way to keep it alive.
How cost per day works, and why it beats the sticker price
The cheapest-looking recharge is often the more expensive one. Here is the arithmetic operators do not show you.
How to size a data add-on without wasting money
Add-ons are cheaper than upgrading your plan, but only if you buy the right size. Two ways to get it wrong.
What you actually get in a prepaid plan under 200 rupees
The sub-200 shelf is where most people over-buy or under-buy. Here is what that budget realistically covers.